content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ----------------------------------
   * DefaultKeyedValueDatasetTests.java
   * ----------------------------------
   * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 18-Aug-2003 : Version 1 (DG);
   *
   */
  
  package org.jfree.data.general;
  
  import org.junit.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertSame;
  
  
  
  /**
   * Tests for the {@link DefaultKeyedValueDataset} class.
   */
  public class DefaultKeyedValueDatasetTest  {
  
  
  
  
  
      /**
       * Confirm that the equals method can distinguish all the required fields.
       */
      @Test
      public void testEquals() {
  
          DefaultKeyedValueDataset d1
              = new DefaultKeyedValueDataset("Test", 45.5);
          DefaultKeyedValueDataset d2
              = new DefaultKeyedValueDataset("Test", 45.5);
          assertEquals(d1, d2);
          assertEquals(d2, d1);
  
          d1 = new DefaultKeyedValueDataset("Test 1", 45.5);
          d2 = new DefaultKeyedValueDataset("Test 2", 45.5);
          assertFalse(d1.equals(d2));
  
          d1 = new DefaultKeyedValueDataset("Test", 45.5);
          d2 = new DefaultKeyedValueDataset("Test", 45.6);
          assertFalse(d1.equals(d2));
  
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          DefaultKeyedValueDataset d1
              = new DefaultKeyedValueDataset("Test", 45.5);
          DefaultKeyedValueDataset d2 = (DefaultKeyedValueDataset) d1.clone();
  
          assertNotSame(d1, d2);
          assertSame(d1.getClass(), d2.getClass());
          assertEquals(d1, d2);
      }
  
      /**
       * Confirm that the clone is independent of the original.
       */
      @Test
      public void testCloneIndependence() throws CloneNotSupportedException {
          DefaultKeyedValueDataset d1
              = new DefaultKeyedValueDataset("Key", 10.0);
          DefaultKeyedValueDataset d2 = (DefaultKeyedValueDataset) d1.clone();
  
          assertEquals(d1, d2);
          d2.updateValue(99.9);
          assertFalse(d1.equals(d2));
          d2.updateValue(10.0);
          assertEquals(d1, d2);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          DefaultKeyedValueDataset d1
              = new DefaultKeyedValueDataset("Test", 25.3);
  
          ByteArrayOutputStream buffer = new ByteArrayOutputStream();
          ObjectOutput out = new ObjectOutputStream(buffer);
          out.writeObject(d1);
          out.close();
  
          ObjectInput in = new ObjectInputStream(
              new ByteArrayInputStream(buffer.toByteArray())
          );
          DefaultKeyedValueDataset d2 = (DefaultKeyedValueDataset) in.readObject();
          in.close();
          assertEquals(d1, d2);
      }
  
  }
  